can anybody suggest me an infrared sensor to detect pulse rate ...or will i have to make it using an infrared led n IR photodiode but i tried doin it nd it is not getting appropriately detected...so wat do i do now
can anybody suggest me an infrared sensor to detect pulse rate ...or will i have to make it using an infrared led n IR photodiode but i tried doin it nd it is not getting appropriately detected...so wat do i do now